In 2019, LEGO released 5 Architecture sets across 2 subthemes, all of these sets have been retired. Subthemes for that year included Landmark Series and Skylines. For that year, the total price of all retail sets cost $360, today those sets are valued around $670, a growth of 86%.
Most valuable 2019 LEGO Architecture set
21046 Empire State Building $224.99
Highest growth 2019 Architecture set
21055 Burj Khalifa +269.47%
Most owned 2019 Architecture set
21044 Paris
5 sets

21043 San Francisco

Theme / Subtheme Architecture / Skylines
Year 2019
Pieces 565
Availability Retired
21043 LEGO Architecture Skylines San Francisco
Retail $49.99
Value $93.44
Growth  +86.9%
Annual growth 14.3%

21044 Paris

Theme / Subtheme Architecture / Skylines
Year 2019
Pieces 649
Availability Retired
21044 LEGO Architecture Skylines Paris
Retail $49.99
Value $51.04
Growth  +2.1%

21045 Trafalgar Square

Theme / Subtheme Architecture / Landmark Series
Year 2019
Pieces 1,197
Availability Retired
21045 LEGO Architecture Trafalgar Square
Retail $79.99
Value $115.86
Growth  +44.8%
Annual growth 6.3%

21046 Empire State Building

Theme / Subtheme Architecture / Landmark Series
Year 2019
Pieces 1,767
Availability Retired
21046 LEGO Architecture Empire State Building
Retail $129.99
Value $224.99
Growth  +73.1%
Annual growth 13.1%

21055 Burj Khalifa

Theme / Subtheme Architecture / Landmark Series
Year 2019
Pieces 333
Availability Retired
21055 LEGO Architecture Burj Khalifa
Retail $49.99
Value $184.70
Growth  +269.5%
Annual growth 17.0%